stand in with stand in with {v. phr.}, {informal} To be liked by or friendly with. — Usually used with "well". John stands in well with the teacher. Categories: add yours {informal} {v. phr.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2025 To section: S Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Post my comment